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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
///////////////////////////////////////////////////////////////////////////////
// PrefCheckbox class:
// Define a constructor that uses an input element as its underlying element.
var PrefCheckbox = cr.ui.define('input');
PrefCheckbox.prototype = {
// Set up the prototype chain
__proto__: HTMLInputElement.prototype,
/**
* Initialization function for the cr.ui framework.
*/
decorate: function() {
this.type = 'checkbox';
var self = this;
// Listen to pref changes.
Preferences.getInstance().addEventListener(this.pref,
function(event) {
self.checked = event.value;
});
// Listen to user events.
this.addEventListener('click',
function(e) {
Preferences.setBooleanPref(self.pref,
self.checked);
});
}
};
/**
* The preference name.
* @type {string}
*/
cr.defineProperty(PrefCheckbox, 'pref', cr.PropertyKind.ATTR);
///////////////////////////////////////////////////////////////////////////////
// PrefNumeric class:
var PrefNumeric = function() {};
PrefNumeric.prototype = {
// Set up the prototype chain
__proto__: HTMLInputElement.prototype,
/**
* Initialization function for the cr.ui framework.
*/
decorate: function() {
var self = this;
// Listen to pref changes.
Preferences.getInstance().addEventListener(this.pref,
function(event) {
self.value = event.value;
});
// Listen to user events.
this.addEventListener('change',
function(e) {
Preferences.setIntegerPref(self.pref, self.value);
});
}
};
/**
* The preference name.
* @type {string}
*/
cr.defineProperty(PrefNumeric, 'pref', cr.PropertyKind.ATTR);
///////////////////////////////////////////////////////////////////////////////
// PrefNumber class:
// Define a constructor that uses an input element as its underlying element.
var PrefNumber = cr.ui.define('input');
PrefNumber.prototype = {
// Set up the prototype chain
__proto__: PrefNumeric.prototype,
/**
* Initialization function for the cr.ui framework.
*/
decorate: function() {
this.type = 'number';
PrefNumeric.prototype.decorate.call(this);
}
};
///////////////////////////////////////////////////////////////////////////////
// PrefRange class:
// Define a constructor that uses an input element as its underlying element.
var PrefRange = cr.ui.define('input');
PrefRange.prototype = {
// Set up the prototype chain
__proto__: PrefNumeric.prototype,
/**
* Initialization function for the cr.ui framework.
*/
decorate: function() {
this.type = 'range';
PrefNumeric.prototype.decorate.call(this);
}
};
///////////////////////////////////////////////////////////////////////////////
// PrefSelect class:
// Define a constructor that uses an select element as its underlying element.
var PrefSelect = cr.ui.define('select');
PrefSelect.prototype = {
// Set up the prototype chain
__proto__: HTMLSelectElement.prototype,
/**
* Initialization function for the cr.ui framework.
*/
decorate: function() {
var self = this;
// Listen to pref changes.
Preferences.getInstance().addEventListener(this.pref,
function(event) {
for (var i = 0; i < self.options.length; i++) {
if (self.options[i].value == event.value) {
self.selectedIndex = i;
return;
}
}
self.selectedIndex = -1;
});
// Listen to user events.
this.addEventListener('change',
function(e) {
Preferences.setStringPref(self.pref,
self.options[self.selectedIndex].value);
});
// Initialize options.
this.ownerDocument.addEventListener('DOMContentLoaded',
function() {
var values = self.getAttribute('data-values');
if (values) {
self.initializeValues(templateData[values]);
}
});
},
/**
* Sets up options in select element.
* @param {Array} options List of option and their display text.
* Each element in the array is an array of length 2 which contains options
* value in the first element and display text in the second element.
*
* TODO(zelidrag): move this to that i18n template classes.
*/
initializeValues: function(options) {
options.forEach(function (values) {
this.appendChild(new Option(values[1], values[0]));
}, this);
}
};
/**
* The preference name.
* @type {string}
*/
cr.defineProperty(PrefSelect, 'pref', cr.PropertyKind.ATTR);
///////////////////////////////////////////////////////////////////////////////
// PrefTextField class:
// Define a constructor that uses an input element as its underlying element.
var PrefTextField = cr.ui.define('input');
PrefTextField.prototype = {
// Set up the prototype chain
__proto__: HTMLInputElement.prototype,
/**
* Initialization function for the cr.ui framework.
*/
decorate: function() {
var self = this;
// Listen to pref changes.
Preferences.getInstance().addEventListener(this.pref,
function(event) {
self.value = event.value;
});
// Listen to user events.
this.addEventListener('change',
function(e) {
Preferences.setStringPref(self.pref, self.value);
});
window.addEventListener('unload',
function() {
if (document.activeElement == self)
self.blur();
});
}
};
/**
* The preference name.
* @type {string}
*/
cr.defineProperty(PrefTextField, 'pref', cr.PropertyKind.ATTR);
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